The vSphere type of the object. One of:
RESOURCE_POOL (The object is a vSphere resource pool.),
DATASTORE (The object is a vSphere datastore.),
HOST (The object is an ESX/ESXi host.),
VIRTUAL_MACHINE (The object is a vSphere VM.),
VIRTUAL_APP (The object is a vSphere vApp.),
NETWORK (The object is a vSphere network.),
DV_PORTGROUP (The object is a vSphere distributed
virtual portgroup.),
DV_SWITCH (The object is a Sphere distributed
virtual switch.)